Comparing Canada and USA for rapid test approval. What changed in the USA on Oct 21, 2021 and how can we effect a similar change in Canada?

USA Source: https://www.fda.gov/medical-devices/coronavirus-disease-2019-covid-19-emergency-use-authorizations-medical-devices/in-vitro-diagnostics-euas-antigen-diagnostic-tests-sars-cov-2
Canada Source: https://www.canada.ca/en/health-canada/services/drugs-health-products/covid19-industry/medical-devices/authorized/list.html https://x.com/RickByersLab/status/1484634454568189964

I’m guessing it has something to do with this: https://www.nih.gov/news-events/news-releases/nih-radx-initiative-expands-covid-19-testing-innovation-additional-types-rapid-tests